. Well First you will need to find a PSP Game of your choice, the you need to open it up with WinRAR and check if there is a file with a extenstion that has .pmf in it. Choose the one you want and extract that to your root of your memory stick. Next download PSPSet and install it to your PSP, Now boot PSP Set and press custom Boot Sound or what ever its called and choose change with cutom boot. it should load things, then go back to the menu and hopefully it works, Expiriment with more till you find the best one. This is the most people use: http://www.megaupload.com/?d=J00D3AEX Which is the from the game Of Prince Of Persia.
A. Well First you will need to find a PSP Game of your choice, the you need to open it up with WinRAR and check if there is a file with a extenstion that has .pmf in it. Choose the one you want and extract that to your root of your memory stick. Next download PSPSet and install it to your PSP, Now boot PSP Set and press custom Boot Sound or what ever its called and choose change with cutom boot. it should load things, then go back to the menu and hopefully it works, Expiriment with more till you find the best one. This is the most people use: http://www.megaupload.com/?d=J00D3AEX Which is the from the game Of Prince Of Persia.